<template>
  <div class="login-page">
    <van-nav-bar title="面经登录" />
    <van-form @submit="onSubmit">
      <van-field
        v-model="username"
        name="username"
        label="用户名"
        placeholder="用户名"
        :rules="[{ required: true, message: '请填写用户名' },
        {pattern: /^\w{5,}$/, message: '用户名长度不能少于5位' }]"
      />
      <van-field
        v-model="password"
        type="password"
        name="password"
        label="密码"
        placeholder="密码"
        :rules="[{ required: true, message: '请填写密码' },
        {pattern: /^\w{6,}$/, message: '密码长度不能少于6位' }]"
      />
      <div style="margin: 16px;">
        <van-button
          block
          type="info"
          native-type="submit"
        >提交</van-button>
      </div>
    </van-form>
    <router-link class="link" to="/register">注册账号</router-link>
  </div>
</template>

<script>
import { loginApi } from '@/api/user.js'
import { setItem } from '@/utils/storage.js'
export default {
  name: 'LoginPage',
  data () {
    return {
      username: '',
      password: ''
    }
  },
  methods: {
    async onSubmit (values) {
      // 调用接口 实现登录
      const res = await loginApi(values)
      console.log('登录结果', res)
      // 保存token
      setItem(res.data.token)
      // 提示用户登录成功
      this.$toast.success('登录成功！')
      // 跳转到首页
      this.$router.push('/')
    }
  }
}
</script>

<style lang="less" scoped>
.link {
  color: #069;
  font-size: 12px;
  padding-right: 20px;
  float: right;
}
</style>
